13 ≤ C(26,17,4) ≤ 15

Created by: Kinski & Genivaldo Pereira

Lower Bound: Schonheim

  1  2  3  4  5  6  7  8  9 10 11 12 13 14 15 16 17
  1  2  3  4  5  6  7  8  9 10 11 12 13 15 18 19 20
  1  2  3  4  5  6  7  8  9 10 11 12 13 15 21 22 23
  1  2  3  4  5  6  7  8  9 10 11 12 13 15 24 25 26
  1  2  3  5  8  9 10 11 13 14 16 17 21 22 23 25 26
  1  2  3  5  8  9 10 11 13 14 18 19 20 21 22 23 24
  1  2  3  5  8  9 10 11 13 16 17 18 19 20 24 25 26
  1  4  6 11 13 14 16 17 18 19 20 21 22 23 24 25 26
  1  7 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
  2  4  5  9 10 14 16 17 18 19 20 21 22 23 24 25 26
  2  5  6  7  9 10 11 12 14 15 16 17 18 21 22 23 26
  2  5  6  7  9 10 11 12 14 15 16 19 20 21 23 24 25
  2  5  6  7  9 10 11 12 15 17 18 19 20 22 24 25 26
  3  4  6  7  8 14 16 17 18 19 20 21 22 23 24 25 26
  3  4  8 12 14 15 16 17 18 19 20 21 22 23 24 25 26